package TrangSuc;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */


import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;


@WebServlet(name = "TKHoiVien", urlPatterns = {"/TKHoiVien"})
public class TKHoiVien extends HttpServlet {
    final private String errorpage   = "ErrorPage.jsp";
    final private String welcomePage = "welcome.jsp";
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
           String action = request.getParameter("btnDangNhapHV");
            if (action.equals("Login")) {
                String    a     = request.getParameter("tbxUserHV");
                String    b     = request.getParameter("tbxPassHV");
                LoginBean login = new LoginBean();
                String    url   = errorpage;
                if (login.checkLogin(a, b)) {
                    HttpSession session = request.getSession(true);
                    session.setAttribute("USER", a);
                    url = welcomePage;
                }
                RequestDispatcher rd = request.getRequestDispatcher(url);

                rd.forward(request, response);
            
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
       
        }
    

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
